CVE-2026-126839 | MongoDB C# Driver up to 3.13.x BSON serialization deserialization

November 13, 2026 Yanac

A vulnerability identified as problematic has been detected in MongoDB C# Driver up to 3.13.x. The affected element is an unknown function of the component BSON serialization. This manipulation causes deserialization.

This vulnerability is registered as CVE-2026-126839. Remote exploitation of the attack is possible. No exploit is available.

You should upgrade the affected component.VulDB Recent EntriesRead More